Nordugrid gahp shouldn't assert on bad user input. #3495

Don't assert if parsing the job RSL fails. Instead, return failure for
the submit command. Asserting is especially bad because input from the
user (via nordugrid_rsl attribute) can cause it to happen.
Finish docs for ec2 ssh keypair job attributes.
directories to ignore updated, and year changed 2012->2013
edit version history item to reference condor_userlog.
===GT=== #3215
fix doc typos for GLEXEC_RETRIES and GLEXEC_RETRY_DELAY
===GT=== #2415
improve formatting of 7.8.8 version history item
===GT=== #3415
minor edit and HT-ify 7.8.8 version history item.
===GT=== #3443
Fix default value of stream_output/error in the docs.